Home / 25,221.60-34,808.23-14,043.60

Finding the Fourth Proportional to 25,221.60, 34,808.23 and 14,043.60

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Solution

The fourth proportional to 25,221.60, 34,808.23 and 14,043.60 is: 19,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.60 : 34,808.23 = 14,043.60 : x
  2. Step 2: Convert to fraction form
    25,221.60/34,808.23 = 14,043.60/x
  3. Step 3: Cross multiply
    25,221.60x = 34,808.23 × 14,043.60
  4. Step 4: Simplify right side
    25,221.60x = 488,832,684.79
  5. Step 5: Solve for x
    x = 488,832,684.79/25,221.60
  6. Step 6: Final answer
    x = 19,381.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.